Heating Circuit 1, Heating Circuit 2, Heating Circuit 3" Group - Viessmann VITOTRONIC 200 Installation And Service Instructions Manual

Code 1

"Heating Circuit 1, Heating Circuit 2, Heating Circuit 3" Group

Coding
Coding in the factory set condition
Priority DHW heating
A2:2
Economy function outside temperature
A5:5 With heating circuit pump logic
function (economy circuit): Heating
circuit pump "OFF" when the outside
temperature (AT) is 1 K higher than the
set room temperature (RT
AT > RT
set
Parameter address A5:...
1
2
3
4
5
6
7
to
15
38
)
set
+ 1 K
With heating circuit pump logic function: Heating circuit pump "OFF"
AT > RT
AT > RT
AT > RT
AT > RT
AT > RT
AT > RT
AT > RT
AT > RT
Vitotronic 200 and 300-K Installation and Service
Possible change
A2:0 Without DHW tank priority applicable to heating circuit
pump and mixing valve
A2:1 DHW tank priority only applicable to mixing valve
A2:3 No function
to
A2:15
A5:0 Without heating circuit pump logic function
A5:1 With heating circuit pump logic function:
to Heating circuit pump "OFF"; see the following table
A5:15
+ 5 K
set
+ 4 K
set
+ 3 K
set
+ 2 K
set
+ 1 K
set
set
- 1 K
set
- 9 K
set